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FillMatic

Form Filler Extension for Realistic Test Data

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FillMatic is a browser extension that fills web forms with realistic, locale-aware fake data, reusable Actions, Profiles, and Recipes for developers and testers.

PH · launched Oct 24, 2026 · 3 upvotes (top 10%) · 0 views

Niche: mock and synthetic data generators · 28 launches, 1 in the last 7 days · Explore this niche →

Category and tags

  • Horizontal
  • Dev tools
  • Developer
  • Not AI
  • Commercial product
  • Chrome Extensions
  • Developer Tools

Visit website ↗ Source listing ↗

Could you build this?

Yes A browser extension that fills forms with locale-aware fake data is a well-trodden pattern, built on existing faker libraries plus UI for saving profiles and recipes.

Competitors

Other products that read as similar to this one : 24 launches clear the similarity bar, closest 8 shown.

Attention rank: #4 of 25 (itself plus its competitors, highest first, normalized so YC and Product Hunt are compared fairly).

Launched 220 days after the earliest competitor.

  • Open Autofill · ph · 2026-10-13 · 1 upvotes · similarity 0.41
  • FillxForm · ph · 2026-10-10 · 2 upvotes · similarity 0.38
  • FormWiz · ph · 2026-09-25 · 1 upvotes · similarity 0.37
  • Demo Data · ph · 2026-09-26 · 4 upvotes · similarity 0.37
  • FormSecured · ph · 2026-11-09 · 4 upvotes · similarity 0.37
  • Nataform · ph · 2026-09-09 · 1 upvotes · similarity 0.36
  • FillKit · ph · 2026-10-27 · 2 upvotes · similarity 0.36
  • Philmatic · ph · 2026-11-09 · 1 upvotes · similarity 0.34

The niche, labels, vibe code rating and competitor comparison on this page are analysis by Nicheloom. If you use them, please credit nicheloom.com. How you may use our data.